add macos CI

.github/actions/download-qt/action.yml

@@ -0,0 +1,22 @@
+name: 'Download Qt'
+description: 'Downloads Qt'
+inputs:
+  version:
+    description: 'Qt version'
+    required: false
+    default: '6.6.0'
+  target:
+    description: 'Qt target (desktop, ios, android)'
+    required: false
+    default: 'desktop'
+  toolchain:
+    description: 'Qt toolchain'
+    required: true
+runs:
+  using: "composite"
+  steps:
+    - name: Install Qt
+      run: |
+        QT_DIR=$(./scripts/install-qt.sh -d $HOME/Qt --version ${{ inputs.version }} --target ${{ inputs.target }} --toolchain ${{ inputs.toolchain }} qtbase)
+        (cygpath -w ${QTC_DIR} 2>/dev/null || echo ${QT_DIR}) >> ${GITHUB_PATH}
+      shell: bash

.github/workflows/main.yml

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+name: Build
+
+on:
+  push:
+
+jobs:
+  build-macos:
+    name: Build on macOS
+    runs-on: macos-12
+    steps:
+    - uses: actions/checkout@v1
+    - name: Install Qt
+      uses: ./.github/actions/download-qt
+      with:
+        toolchain: clang_64
+    - name: Install Qbs
+      run: brew install qbs
+    - name: Setup Qbs
+      run: |
+        qbs setup-toolchains --detect
+        qbs setup-qt --detect
+        qbs config profiles.qt.baseProfile xcode_13_2_1-macosx-x86_64
+        qbs config defaultProfile qt
+        qbs config --list
+    - name: Build
+      run: |
+        qbs resolve
+        qbs build
+